Amazon.com : Synergy Digital Camera Battery, Works with Nikon Coolpix P500 Digital Camera, (li-ion, 3.7V, 1100 mAh) Ultra Hi-Capacity, Compatible with Nikon EN-EL5 Battery : Electronics
Nikon Coolpix P500 Digital Camera Review | ePHOTOzine
Nikon Coolpix P500 Digital Camera Battery (1100 mAh) - Replacement for Nikon EN-EL5 - Newegg.com
Amazon.com : 2 Pack - Replacement for Coolpix P500 Battery - Compatible with EN-EL5 Digital Camera Battery (1400mAh 3.7V Lithium-Ion) : Electronics